Electrodes for gas discharge lamps

被引:8
作者
Chittka, U [1 ]
Postma, P [1 ]
Schlager, W [1 ]
机构
[1] PHILIPS RES LABS,D-52021 AACHEN,GERMANY
关键词
discharge lamps (gas discharge lamps; fluorescent lamps; metal vapor lamps); electrodes; (anodes; cathodes); thermionic electron emission (thermionic cathodes); modelling (models); plasma diagnostics; plasma sheath;
D O I
10.1016/S0169-4332(96)00709-X
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Due to the dominant role of discharge lamps in lighting applications and due to increasing diversification these lamps are still a research subject. Especially the quality requirements for the electrodes, which determine the life timer have been increased. Considering the relevance to lamp applications the main trends and aims of electrode research are specified. Common and different features of electrodes for low pressure and high pressure discharge lamps are pointed out. Special requirements during lamp start and stationary operation are discussed. Diagnostic measurements to determine the emission properties and to detect emitter transport from the electrode are presented.
引用
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页码:302 / 310
页数:9
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